Halogenated esters
AssigneeImperial Chemical Industries PLC
InventorRoger K. Huff
Life of this patent
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Abstract
A compound of formula: ##STR1## wherein one of R.sup.1 and R.sup.2 represents a group of formula W--(CF.sub.2)m-- where W represents an atom of hydrogen, fluorine or chlorine and m has the value one or two, and the other of R.sup.1 and R.sup.2 represents an atom of fluorine, chlorine or bromine, and Q represents an alkoxy group containing up to six carbon atoms, and W' and W" each represent fluorine, chlorine or bromine, provided that W' is bromine when R.sup.2 is bromine.
Claims8
A compound of formula:
- ##STR32## wherein one of R.sup.1 and R.sup.2 represents a group of formula:
- W--(CF.sub.2).sub.m
- where W represents an atom of hydrogen, fluorine or chlorine and m has the value one or two, and the other of R.sup.1 and R.sup.2 represents an atom of fluorine, chlorine or bromine, and Q represents an alkoxy group containing up to six carbon atoms, and W' and W" each represent fluorine, chlorine or bromine, provided that W' is bromine when R.sup.2 is bromine.
Ethyl 3,3-dimethyl-4,6,6-trichloro-7,7,7-trifluoroheptanoate.
Ethyl 3,3-dimethyl-7,7-difluoro-4,6,6,7-tetrachloroheptanoate.
Ethyl 3,3-dimethyl-6,7,7-trifluoro-4,6,7-trichloroheptanoate.
Ethyl 3,3-dimethyl-4,6,6-tribromo-7,7,7-trifluoroheptanoate.
Ethyl 3,3-dimethyl-7,7,8,8,8-pentafluoro-4,6,6-trichlorooctanoate.
Ethyl 3,3-dimethyl-7,7,8,8-tetrafluoro-4,6,6,8-tetrachlorooctanoate.
Dependencies are inferred from the claim text.